Outdoor Sports Bike Cycling Hiking Armband Basketball Baseball Football Shooting Arms Protector Breathable Lycra UV Protection Sun Protective Arm Protector Barcer Cooling Fast Sweat Fast Dry Arm Cooler Arm Guard Warmer Sleeves-White/Black-1 Pair 1 Pair/Set, UV Protection, Lycra High Tech 3D Weaving Design Made exactly for the purpose of sun protection and cooling Newly Upgraded, Knit Finishing-Extremely Comfortable High Performance Fabric, Fast Sweat Kick-away and Fast Dry Size S--Upper cuff:17-21 cm, Length: 38 cm | Size M--Upper cuff:20-22 cm, Length: 39 cm | Size L--Upper cuff:21-23 cm, Length: 40 cm | Size XL--Upper cuff:22-25 cm, ength: 42 cm | Size XXL--Upper cuff:25-30 cm, Length: 44 cm